package demo;

import java.io.FileNotFoundException;
import java.io.FileOutputStream;

public class HelloWorld {
    public static void main(String[] args) throws Exception {
        FileOutputStream fos=new FileOutputStream("helloworld.txt");
        fos.write("helloworld".getBytes());
        fos.write("helloworld".getBytes());
        fos.write("branch1".getBytes());
        System.out.println("写出完毕");
        System.out.println("master上修改的内容");
        fos.close();
    }
}
